#4B1555
Closest named color: Plum Purple (#4E0550). oklch(31.5% 0.119 321), rgb(75, 21, 85).
Aa
White text reads best on this color (13.65:1).
About this color
#4B1555 is a dark, moderately saturated purple. In OKLCH its lightness is 31%, its chroma 0.119 and its hue 321°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Plum Purple (#4E0550), ΔE 0.023 away. White text reads best on it, at 13.65:1.
| Hue family | Purples |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.119) |
| Temperature | in between |
| Nearest name | Plum Purple (#4E0550) |
| Black text | 1.53:1 |
| White text | 13.65:1 |
Values
| HEX | #4B1555 |
| RGB | rgb(75, 21, 85) |
| HSL | hsl(291, 60%, 21%) |
| OKLCH | oklch(31.5% 0.119 321) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #4B1555 | 13.65:1 | AAA | Lc -102.7 | Preferred for body text |
| Black text on #4B1555 | 1.53:1 | Fails | Lc 0.0 | Not readable |
| #4B1555 text on white | 13.65:1 | AAA | Lc 99.5 | Preferred for body text |
| #4B1555 text on black | 1.53:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.
-
Step 50
50
#FCF2FD
oklch(97.2% 0.018 323)
-
Step 100
100
#F7E2FB
oklch(93.7% 0.04 320.8)
-
Step 200
200
#F1C9F9
oklch(88.5% 0.078 320.7)
-
Step 300
300
#EAA1F8
oklch(80.9% 0.142 321)
-
Step 400
400
#DD66F4
oklch(70.8% 0.225 320.9)
-
Step 500
500
#D11FEF
oklch(63.1% 0.287 320.9)
-
Step 600
600
#B300CE
oklch(55.6% 0.266 320.9)
-
Step 700
700
#9700AE
oklch(49% 0.234 320.9)
-
Step 800
800
#7D0090
oklch(42.7% 0.204 321)
-
Step 900
900
#690079
oklch(37.7% 0.18 321.1)
-
Step 950
950 (this color)
#4B1555
oklch(31.5% 0.119 321)
#4B1555 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #002A57 | 0.121 |
| Deuteranopia (no green cones) | #1C3053 | 0.103 |
| Tritanopia (no blue cones) | #4C2133 | 0.073 |
| Achromatopsia (no color) | #2E2E2E | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B1555
#4B1555
oklch(31.5% 0.119 321)
- #083D00
#083D00
oklch(31.4% 0.103 140.9)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #4B1555, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Plum Purple #4E0550 ΔE 0.023
- Deep Violet #490648 ΔE 0.031
- Grape Purple #5D1451 ΔE 0.042
- Eggplant Purple #430541 ΔE 0.047
- Royal Purple #4B006E ΔE 0.051
- Aubergine #3D0734 ΔE 0.070
- Dark Purple #35063E ΔE 0.071
- Deep Purple #36013F ΔE 0.073
Use #4B1555 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.